function findLvb(str){
	var url="admin_work.do?method=findIdAndName";
	j.getJSON(url, function(json){
		j.each(json,function(i,n){
			var lvb="";
			if(str!=n[0])
				lvb='<option value="'+n[0]+'">'+n[1]+'</option>';
			else lvb='<option selected="selected" value="'+n[0]+'">'+n[1]+'</option>';
			j("#lvb").append(lvb);
		});
	});
}
function deleteWorkicon(str){
	var url="admin_work.do?method=deleteWorkicon";
	j.getJSON(url,{id:str},  function(json){
		if(json==-1)alert("请求出错");
		else j("#"+json).remove();
	});
}